Add ifdef guards for C++ code

1 files changed, 8 insertions, 0 deletions

diff --git a/include/wchar.h b/include/wchar.h
index ca9840a..8a72e35 100644
--- a/include/wchar.h
+++ b/include/wchar.h
@@ -6,6 +6,10 @@
 
 #if defined(_FORTIFY_SOURCE) && _FORTIFY_SOURCE > 0 && defined(__OPTIMIZE__) && __OPTIMIZE__ > 0
 
+#ifdef __cplusplus
+extern "C" {
+#endif
+
 static inline __attribute__ ((always_inline))
 wchar_t *
 __fortify_fgetws(wchar_t *s, int n, FILE *fp)
@@ -249,6 +253,10 @@ __fortify_wmemset(wchar_t *s, wchar_t c, size_t n)
 #undef wmemset
 #define wmemset(s, c, n) __fortify_wmemset(s, c, n)
 
+#ifdef __cplusplus
+}
+#endif
+
 #endif
 
 #endif